<template>
  <div class="mod-header">
    <div>
      <svg
        class="waves"
        xmlns="http://www.w3.org/2000/svg"
        xmlns:xlink="http://www.w3.org/1999/xlink"
        viewBox="0 24 150 28"
        preserveAspectRatio="none"
        shape-rendering="auto"
      >
        <defs>
          <path
            id="gentle-wave"
            d="M-160 44c30 0 58-18 88-18s 58 18 88 18 58-18 88-18 58 18 88 18 v44h-352z"
          />
        </defs>
        <g class="parallax">
          <use
            xlink:href="#gentle-wave"
            x="48"
            y="0"
            fill="rgba(255,255,255,0.3"
          />
          <use
            xlink:href="#gentle-wave"
            x="48"
            y="3"
            fill="rgba(255,255,255,0.2)"
          />
          <use
            xlink:href="#gentle-wave"
            x="48"
            y="5"
            fill="rgba(255,255,255,0.1)"
          />
          <use
            xlink:href="#gentle-wave"
            x="48"
            y="7"
            fill="rgba(255,255,255,0.5)"
          />
        </g>
      </svg>
    </div>
  </div>
</template>

<script>
export default {

}
</script>

<style lang="less" scoped>
.mod-header {
  text-align: center;
  background: #e21313;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
}
.waves {
  position: relative;
  width: 100%;
  height: 15vh;
  margin-bottom: -7px; /*Fix for safari gap*/
  min-height: 100px;
  max-height: 150px;
}
/* Animation */
.parallax > use {
  animation: move-forever 25s cubic-bezier(0.55, 0.5, 0.45, 0.5) infinite;
}
.parallax > use:nth-child(1) {
  animation-delay: -2s;
  animation-duration: 7s;
}
.parallax > use:nth-child(2) {
  animation-delay: -3s;
  animation-duration: 10s;
}
.parallax > use:nth-child(3) {
  animation-delay: -4s;
  animation-duration: 13s;
}
.parallax > use:nth-child(4) {
  animation-delay: -5s;
  animation-duration: 20s;
}
@keyframes move-forever {
  0% {
    transform: translate3d(-90px, 0, 0);
  }
  100% {
    transform: translate3d(85px, 0, 0);
  }
}
/*Shrinking for mobile*/
@media (max-width: 768px) {
  .waves {
    height: 80px;
    min-height: 80px;
  }
}
</style>